21664218

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6553}}^1$

素因数の和:6606

約数の個数: 32

約数和(自身を含む): 47188800

約数和(自身を除く): 25524582

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 174, 551, 1102, 1653, 3306, 6553, 13106, 19659, 39318, 124507, 190037, 249014, 373521, 380074, 570111, 747042, 1140222, 3610703, 7221406, 10832109, 21664218]

約数ペア:

[(1, 21664218), (2, 10832109), (3, 7221406), (6, 3610703), (19, 1140222), (29, 747042), (38, 570111), (57, 380074), (58, 373521), (87, 249014), (114, 190037), (174, 124507), (551, 39318), (1102, 19659), (1653, 13106), (3306, 6553)]